/*  http://ajaxian.com/archives/ajax-activity-indicators-with-rails */
  
Ajax.Responders.register({
  onCreate: function() {
    if($('busy') && Ajax.activeRequestCount>0)
      Effect.Appear('busy',{duration:0.5,queue:'end'});
  },
  onComplete: function() {
    if($('busy') && Ajax.activeRequestCount==0)
      Effect.Fade('busy',{duration:0.5,queue:'end'});
  }
});

/* Rollover - Macromedia Dreamweaver Library */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/***********************************************
* AnyLink Drop Down Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var calculator_menu=new Array()
calculator_menu[0]='<a href="/greening_your_event">GREENING YOUR EVENT</a>'
calculator_menu[1]='<a href="/greening_your_car">GREENING YOUR CAR</a>'
calculator_menu[2]='<a href="/greening_your_home">GREENING YOUR HOME</a>'
calculator_menu[3]='<a href="/news">NEWS</a>'
calculator_menu[4]='<a href="/message_board">MESSAGE BOARD</a>'

var menuwidth='200px' //default menu width
var menubgcolor='white'  //menu bgcolor
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
  var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
  var parentEl=what.offsetParent;
  while (parentEl != null) {
    totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
    parentEl=parentEl.offsetParent;
  }
  return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
  if (ie4||ns6)
    dropmenuobj.style.left=dropmenuobj.style.top="-500px"
  if (menuwidth!=""){
    dropmenuobj.widthobj=dropmenuobj.style
    dropmenuobj.widthobj.width=menuwidth
  }
  if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
    obj.visibility=visible
  else if (e.type=="click")
    obj.visibility=hidden
}

function iecompattest(){
  return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
  var edgeoffset=0
  if (whichedge=="rightedge"){ 
    var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
    dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
    if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
      edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
  } else{
    var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
    var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
    dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
    if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure) { //move up?
      edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
      if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
        edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge
    }
  }
  return edgeoffset
}

function populatemenu(what){
  if (ie4||ns6)
  dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
  if (window.event) event.cancelBubble=true
  else if (e.stopPropagation) e.stopPropagation()
  clearhidemenu()
  dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
  populatemenu(menucontents)

  if (ie4||ns6) {
    showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)
    dropmenuobj.x=getposOffset(obj, "left")
    dropmenuobj.y=getposOffset(obj, "top")
    dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
    dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
  }

  return clickreturnvalue()
}

function clickreturnvalue(){
  if (ie4||ns6) return false
  else return true
}

function contains_ns6(a, b) {
  while (b.parentNode)
  if ((b = b.parentNode) == a)
  return true;
  return false;
}

function dynamichide(e){
  if (ie4&&!dropmenuobj.contains(e.toElement))
    delayhidemenu()
  else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
    delayhidemenu()
}

function hidemenu(e){
  if (typeof dropmenuobj!="undefined") {
    if (ie4||ns6)
      dropmenuobj.style.visibility="hidden"
  }
}

function delayhidemenu(){
  if (ie4||ns6)
    delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
  if (typeof delayhide!="undefined")
    clearTimeout(delayhide)
}

if (hidemenu_onclick=="yes")
  document.onclick=hidemenu